CVE-2026-55276
Fresh advisory, patches available, but pure enumeration chatter with no exploitation signal or urgency.
What: Always-Incorrect Control Flow Implementation in Apache Tomcat 8.5–11.0 where special roles and empty authorization constraints are omitted from logged effective web.xml, potentially obscuring security configuration.
Why it matters: Published June 29, 2026; not KEV-listed and no CVSS/EPSS assigned yet. Vendor patches available (11.0.23, 10.1.56, 9.0.119). Social chatter is recycled CVE enumeration across multiple language channels; no PoC, no in-the-wild exploitation reports, no defender triage signals.
Where it's seen: Multilingual Bluesky posts listing CVE alongside other Tomcat flaws; vendor advisory amplification; no technical deep-dives or exploitation discussion.
RISK: LOW — Information disclosure in logging; no authentication bypass or code execution demonstrated.
Description
Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat meant that special roles and empty authorisation constraints were not included when the effective web.xml was logged. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100. Other versions that have reached end of support may also be affected. Users are recommended to upgrade to version 11.0.23, 10.1.56 or 9.0.119 which fixes the issue.